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18-08-2018
Mathematics

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Find the limit. use l'hospital's rule if appropriate. if there is a more elementary method, consider using it. lim x→1 x2 + 2x − 3 x − 1

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20-08-2018

[tex] f(x)=x^2+2x-3x-1=x^2-x-1\\\\\lim\limits_{x\to1}(x^2-x-1)=1^2-1-1=-1 [/tex]

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